25401688

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{244247}}^1$

素因数の和:244266

約数の個数: 16

約数和(自身を含む): 51292080

約数和(自身を除く): 25890392

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 244247, 488494, 976988, 1953976, 3175211, 6350422, 12700844, 25401688]

約数ペア:

[(1, 25401688), (2, 12700844), (4, 6350422), (8, 3175211), (13, 1953976), (26, 976988), (52, 488494), (104, 244247)]